Question: What state with the lowest mains voltage is a member of Interpol?
Paraphrase: Which state of Interpol has the lowest mains voltage?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q7275 . ?ent wdt:P2884 ?obj . ?ent wdt:P463 wd:Q8475. } ORDER BY ASC(?obj)LIMIT 5 
Answer: Denmark, Austria, Saint Kitts and Nevis, Grenada, Antigua and Barbuda